Is it Rational to make claim about something that people should believe without offering some type of evidence yes/no or why no.

What could have been done to stop the illegal voting? what about the violence?

When there are advances in technology, such as the personal computer, how might business productivity change? a) productivity is separate from technological advances so there is no impact. the new technology can replace outdated, less efficient, machinery. o) the businesses' products will no longer be demanded. d) manufactured items will be made elsewhere.

What are contributions made by rene descartes